If you have received the Android 4.4.2 (Kit Kat) update, You will need to download the updated version of the LG G2 User manual too.
LG has published the updated version (with Android 4.4 kitkat) of the LG G2 User manual / Guide.
Here are the latest versions of the LG G2 User manual which helps you better understand the new features and enhancements included in the Android 4.4.2 kitkat on LG G2.
T-mobile LG G2 (D801BK):
AT & T LG G2 (D800)
Version LG G2 (LG VS980)User guide with Android 4.4